by David Calle · PLAZA & JANES · tapa blanda · ISBN 9788401020889
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«¿Cuánto pesan las nubes?» is a popular science essay by David Calle, published by Plaza & Janés in paperback (320 pages, in Spanish).
The work brings together seemingly simple questions, from why the sky is blue to how we could escape Earth, and offers scientific answers with an accessible approach that combines physics, astronomy and everyday curiosities.
The book belongs to the Obras diversas collection. David Calle is a telecommunications engineer and creator of the educational channel Unicoos.
Aimed at curious readers aged 14 and over, with an interest in scientific explanations of everyday phenomena.
